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HP 5363B Operating And Service Manual page 49

Time interval probes
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I
I
and ' , h
Repeat steps
g
n.
o .
S e t H P 53638 as fol l ows:
p.
Set H P 61 1 5A Power S u p p l y as f o l l ows:
M ET E R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V O LTS
V O LTAG E . .
I.
q .
Re peat steps
g ) a n d
r.
Re peat steps r a l t h ro u g h I r ) u s i n g p robe 8 .
s .
Re peat steps l a l t h ro u g h
3.
DAC ACCURACY (A2 DAC ASSEM B LY)
Specifications:
Tri g g e r Poi nt setti n g ±75 mV.
E q u i p ment req u i re d :
H P 53638 T i m e i nterval P robes
HP 3490A D i g ital M ul t i meter
8NC cable 1 1
Descri ption: Th i s proce d u re verifies the acc u racy of D A C d c voltages at selected t h u m bwheel sett i n gs .
S ET U P F O R T EST 3
3490A
a .
Con nect e q u i p m e nt as s h o w n i n diag ra m f o r TEST 3 .
b .
S e t 5363 8 START t h u m bwheel switches t o : A ; +0.00;
c .
S e t H P 3490A to . . . I d c vOltS I , 2 0 v o l t ran g e .
d .
D i a l seq uential l y e a c h of t h e f o l l o w i n g sett i n g s o n t h e START t h u m bwheel switches a n d n ote t h e
c orres pon d i n g mea s u re m e n ts o n t h e H P 3490A d i s p l ay . Ve rify e a c h d is p layed measurement is w i th i n
±75 m V o f t h e t h u mbwheel settin g .
e .
Revise t h e setup, c o n necti n g the S T O P T R I G G E R L E V E L o u t p ut t o the H P 3490A . Re peat t h e a bove
u s i n g the STOP t h u mb w h ee l switches.
S T O P
f .
S e t 53638
g .
Repea t steps a th rou g h f for 8 c ha n n e l .
I .
START to A ; +9.95; ..F
STOP to A; +9.95;
.
. . . . . . . . . . . . . . . . . . . . . . . . 9 .90V
I
I .
h
I S )
u s i n g negative slope setti n g s o n the H P 53638.
I
th u m bwheel switches t o A ; +0.00; "'\...
Figure 4 -3. Performance Test ( C on tinued)
..F
I
i n it i a l sett i n g
S T A R T T R I G G E R
L EV E L O U T P U T
5363 8
..F
-9.00
-4.50
-0.55
+0.00
+0.55
+4.50
+9.00
;
t h e n , repeat c a n d d .
M od e l 53638
Pe rfo r m a n c e Te sts
I
4 - 1 5

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